No special cleaning need for the knob
An item designed to transmit manual, rotary or linear motion to other devices. May include detachable or nondetachable stud (shaft), pointer, or skirt. It may have reference markings in the form of dots, arrows, hairlines, and/or symbols which may be used in conjunction with a calibrated panel, vernier indicator, and the like to indicate the position or motion of items. For items having spokes or simulated spokes radiating from near the center to near the outside rim of the item and relatively thin round disk-shaped items 3 inches (76.2 mm) in diameter or over, see handwheel. For items calibrated in units or series of divisions to denote relative positioning of devices see dial, control. Excludes doorknob; and handle (as modified).
Classification: Parts of electric sound or visual signaling apparatus other than printed circuit assemblies, nesoi
NSN 5990-01-137-8722
NSN 5935-00-161-0734
NSN 5950-01-564-4539
NSN 6620-00-987-3673
NSN 6240-01-039-4241
NSN 5920-01-581-9478
NSN 5855-01-565-8109
NSN 6685-01-182-3634
NSN 5930-01-607-0020
NSN 5905-01-317-9914
NSN 5915-01-406-3847
NSN 7035-00-884-8366